# SDR IPXA2017060818045

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 8, 2017
- Submitted: June 9, 2017
- Operation: Air carrier
- Aircraft: [N447UP](https://openairdocs.org/aircraft/N447UP), registered now
- Make and model: Boeing 757-24APF
- Registry model: [Boeing 757-24APF](https://openairdocs.org/model/boeing-757-24apf) (OpenAirDocs)
- Aircraft serial: 27736
- Aircraft time: 27,470 hours, 15,617 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Unknown
- Condition: Odor
- Location: Cockpit
- Stage of operation: CL
- How discovered: O
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA2017060818045

## Discrepancy

ACRID OVERHEAT ODOR NOTICED AT ABOUT 13,000 FEET MSL AND AGAIN AT 1500 FT. CABIN ALTITUDE SELECTOR IN AUTO 2 DUE TO PREVIOS DEFERRAL.  RAN APU AND A/C PACKS FOR 1 HOUR WITH NO UNUSUAL ODORS NOTICED.  RAN NR 1 AND 2 ENGINES IAW MM 71-00-00 AND A/C PACKS, NO ODORS NOTED. INSPECTED E&E BAY, A/C BAYS AND ENTIRE A/C FOR LEAKS OR ABNORMALITIES. NONE NOTED. ACFT OK FOR SERVICE.

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